Huzhou Nanxun Yintuo Special Material Technology Co., Ltd. specializes in the development and production of high-quality stainless steel seamless tubes and nickel-nickel alloys. Now let’s introduce alloy steel seamless pipe.
Some alloying elements are added to molten steel. This kind of steel is called alloy steel. Compared with carbon steel, alloy steel has a complicated production process and high cost, but it has good heat treatment process performance and higher comprehensive mechanical properties. Some special physical and chemical properties. At the same time, it has many varieties, and the structure and performance are adjustable and adaptable. Some important engineering structures and machinery and equipment parts made of alloy steel are light in weight and long in life. With high comprehensive value, alloy steel is more and more widely used.
The role of alloying elements in steel. Alloying elements are often added to alloy steel. Their role in steel is very complicated. The current understanding of them is still incomplete. After alloying elements are added to steel, alloying elements are The interaction of carbon and carbon changes the composition, structural shape, size, distribution and performance of various structures in steel. On the other hand, during the heat treatment process, it affects the transformation of various structures, thereby improving the performance of steel. For example, most Alloying elements can form alloy ferrite and alloy carbides in steel, which become important strengthening phases of alloy steel, which improves the strength, hardness, wear resistance and thermal hardness of steel. In addition, when the steel is heat treated, some Alloying elements can accelerate the rate of austenitization, while some elements can significantly delay the formation of austenite. Almost all alloying elements can improve the hardenability of steel and improve the stability of tempering of quenched steel. There are many types of alloy steels, and their classification can be carried out according to different smelting methods, gold element content, use, organization, etc., and usually classified according to their uses, such as free-cutting steel, spring steel, bearing steel, die steel, and Grinding steel, etc.
Alloy structural steel is mainly used to manufacture various engineering structures and mechanical parts. This is the largest type of alloy steel. The number of this type of steel is in the form of two digits + alloy element symbols + numbers.
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